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Boiler Retra-5М Combi 20kW
Overview
Solid fuel boilers of the Retra-5M Combi models are domestic boilers equipped with a pellet burner (flare) and a fuel supply system with a hopper, the boiler operation is controlled by a microprocessor, fuel supply occurs automatically (main mode). Boilers of the Retra-5M Combi model range also operate in manual fuel loading mode (backup mode).
Boilers are designed to work in central water heating systems with forced (closed pressure heating system) or natural (open heating system) circulation of heat carrier for heat and hot water supply of residential buildings, dachas, industrial and warehouse premises, retail facilities, social and administrative buildings.
Characteristics
| Furnace volume, L | 117 |
| Connection dimensions to the heating system | 1 1/2" |
| Upper combustion chamber size, mm (LxWxH | 475х370х670 |
| Connecting size of the safety valve | 1/2" |
| Overall dimensions of the boiler, mm (LxWxH) | 915х1250х1450 |
| Inner wall thickness of the heat exchanger, mm | 3 |
| Hopper capacity, M3 | 0,35 |
| Loading hatch neck size, mm (WxH) | 330х215 |
| Working pressure of the heat carrier, MPA, min / max | 0,2 |
| Water shirt volume, L | 85 |
| Boiler outlet water temperature, Max, °C | 95 |
| Vacuum behind the boiler, Pa, Max | 25 |
| Fuel type | firewood, briquettes, coal |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Power consumption, W (220 V, 50 Hz), Max | 800 |
| Production period, days | ≥ 90 |
| Complete set | boiler RETRA - 5M Plus, torch burner OXI EVO, automation and flexible auger, bunker torch BF (pellets, agropellets) |
| Temperature of combustion products, Max, °C | 160 |
| Chimney pipe diameter, mm/height, m, not less | 180/8 |
| Heat exchanger area, m2 | 2,58 |
| Chimney outlet, mm | 159 |
| Boiler weight (without water), kg | 360 |
| Producer | РЕТРА |
| Power capacity, kW | 20 |
| Serial number of the boiler | 5М Combi |
| Heating area, m2 (at a height of up to 3.5 m) | 200 |
| Country of Origin | Ukraine |
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